package com.lyf.scm.plan.domain.config;

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;

/**
 * 线程池Executor配置
 * @author Martin
 * @date 2020-11-01 09:44
 */
@Slf4j
@Configuration
public class ExecutorConfig {

    public static final String EXECUTOR_DIRECTLY_ES = "directlyEsExecutor";
    /** 调其他域接口的executor */
    public static final String EXECUTOR_CALL_API = "callApoExecutor";

    @Value("${task.directlyEs.thread.coreSize:1}")
    private Integer corePoolSize;
    @Value("${task.directlyEs.thread.maxSize:5}")
    private Integer maxPoolSize;

    @Bean(name = EXECUTOR_DIRECTLY_ES)
    public Executor asyncServiceExecutor() {
        log.info("start directlyEsExecutor");
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        //配置核心线程数
        executor.setCorePoolSize(corePoolSize);
        //配置最大线程数
        executor.setMaxPoolSize(maxPoolSize);
        //配置队列大小
        executor.setQueueCapacity(1000);
        //配置线程池中的线程的名称前缀
        executor.setThreadNamePrefix("async-directly-es-");

        // rejection-policy：当pool已经达到max size的时候，如何处理新任务
        // CALLER_RUNS：不在新线程中执行任务，而是有调用者所在的线程来执行
        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
        //执行初始化
        executor.initialize();
        return executor;
    }

    @Bean(name = EXECUTOR_CALL_API)
    public Executor asyncServiceExecutor2() {
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        //配置核心线程数
        executor.setCorePoolSize(5);
        //配置最大线程数
        executor.setMaxPoolSize(10);
        //配置队列大小
        executor.setQueueCapacity(100);
        //配置线程池中的线程的名称前缀
        executor.setThreadNamePrefix("async-call-api-");

        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
        //执行初始化
        executor.initialize();
        return executor;
    }
}
